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Installing Mirrored Systems CentreVu CMS Release 3 Version 8 Disk-Mirrored Systems
How to upgrade an Enterprise platform to disk mirroring 26
If the stripes of d19 and d20 do not account for all the disk drives on your
system, check your disk drive connections. If discrepancies persist,
telephone the Lucent National Customer Care Center at 1.800.242.2121,
or contact your Lucent representative or distributor.
Step 11: Create an
alternate boot
device
2
Set up an alternate boot device by doing the following procedure:
1. Enter the following command:
where
newbootdev
is the device name of the disk chosen as boot
disk 2 (recorded as the d12 metadevice on page 13
).
If your boot disk 2 were c0t2d0s0, for example, the system would
respond with something like this:
2. Record the part of the line immediately following
/devices
and
preceding
:a.
For the example above, you would record the part of
the line beginning
/sbus@3,0
and ending
sd@2,0
.
# metastat
...
d21: Mirror
Submirror 0: d19
State: Okay
Submirror 1: d20
State: Okay
...
d19: Submirror of d21
State: Okay
Size: 14398560 blocks
Stripe 0:
Device Start Block Dbase State Hot Spare
c0t0d0s3 0 No Okay
Stripe 1:
Device Start Block Dbase State Hot Spare
c0t2d0s1 0 No Okay
d20: Submirror of d21
State: Okay
Size: 14398560 blocks
Stripe 0:
Device Start Block Dbase State Hot Spare
c0t1d0s3 0 No Okay
Stripe 1:
Device Start Block Dbase State Hot Spare
c0t3d0s1 0 No Okay
# ls -l /dev/rdsk/
<newbootdev>
lrwxrwxrwx 1 root root 83 Jun 18 15:23 /dev/rdsk/c0t2d0s0 ->
../../devices/sbus@3,0/SUNW,fas@3,8800000 /sd@2,0:a,raw